Cloud Computing and its Security Concerns A Survey

Cloud computing is a new computing model which comes from grid computing, distributed computing, parallel computing, virtualization technology, utility computing and other computing technologies. Cloud computing is evolving into the most desirous computing technology especially because of its low cost & resource independence but also incurs some of the most threatening concerns to the future of this technology i.e. its security. This paper presents a brief introduction to cloud computing with a comprehensive review of the most discussed security concerns to cloud systems.